Finding the Fourth Proportional to 3,727.75, 5,144.43 and 2,134.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,727.75 : 5,144.43 = 2,134.69 : x
2. Step 2: Convert to fraction form
   3,727.75/5,144.43 = 2,134.69/x
3. Step 3: Cross multiply
   3,727.75x = 5,144.43 × 2,134.69
4. Step 4: Simplify right side
   3,727.75x = 10,981,763.28
5. Step 5: Solve for x
   x = 10,981,763.28/3,727.75
6. Step 6: Final answer
   x = 2,945.95